diff --git a/Cargo.lock b/Cargo.lock
index 4f91eaa..3883970 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,6 +2,14 @@
 # It is not intended for manual editing.
 version = 3
 
+[[package]]
+name = "drake"
+version = "0.0.1"
+dependencies = [
+ "indoc",
+ "peg",
+]
+
 [[package]]
 name = "indoc"
 version = "1.0.3"
@@ -67,11 +75,3 @@ name = "unindent"
 version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f14ee04d9415b52b3aeab06258a3f07093182b88ba0f9b8d203f211a7a7d41c7"
-
-[[package]]
-name = "walnut"
-version = "0.1.0"
-dependencies = [
- "indoc",
- "peg",
-]
diff --git a/Cargo.toml b/Cargo.toml
index b19291c..3bb3f34 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,9 +1,9 @@
 [package]
-name = "walnut"
-version = "0.1.0"
-description = "The Walnut Configuration Language"
+name = "drake"
+version = "0.0.1"
+description = "The Drake Configuration Language"
 authors = ["watcol <potfman@gmail.com>"]
-repository = "https://github.com/watcol/walnut"
+repository = "https://github.com/watcol/drake"
 categories = ["parser-implementations", "compilers"]
 license = "MIT"
 readme = "README.md"
diff --git a/README.md b/README.md
index 86fc235..e71a1d4 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
-# Walnut
-Walnut is a simple, programmable, and human-readable, configuration
+# Drake
+Drake is a simple, programmable, and human-readable, configuration
 language.
 
 ## Features
@@ -17,4 +17,4 @@ The language references are available [here](./docs/language.md)
 *Comming soon...*
 
 ## License
-Walnut is licensed under the MIT license. See [LICENSE](./LICENSE).
+Drake is licensed under the MIT license. See [LICENSE](./LICENSE).
diff --git a/docs/language.md b/docs/language.md
index d8061b7..a5b2fd8 100644
--- a/docs/language.md
+++ b/docs/language.md
@@ -1,22 +1,22 @@
-# Walnut v0.0.1-pre
+# Drake v0.0.1-pre
 
-This book is the reference for the Walnut configuration language, describes
+This book is the reference for the Drake Configuration Language, describes
 syntax and semantics.
 
 ## File Format
-- A Walnut file must be encoded in UTF-8.
-- A Walnut file is described as an sequence of [statements](#statement), and
+- A file must be encoded in UTF-8.
+- A file is described as an sequence of [statements](#statement), and
   expresses a [table](#table) by [rendering](#terms).
-- A Walnut file should use the extension `.wal`.
-- The appropriate MIME type for Walnut files is `application/walnut`.
+- A file should use the extension `.drake`.
+- The appropriate MIME type for drake files is `application/drake`.
 
 ### Supported File Types
-Walnut files can be transpiled to these file types:
+Drake files can be transpiled to these file types:
 
 *Comming soon...*
 
 ## Statement
-Statement is a base unit of Walnut, categorized into these types:
+Statement is a base unit of Drake, categorized into these types:
 - [Value Binding](#value-binding)
 - [Table Header](#table-header)
 - [Function Definition](#function-definition)
@@ -113,7 +113,7 @@ bar = "baz"   # Overwriting a value.
 baz = 1       # Appending a value.
 
  # It is useful when overwriting an imported table.
-[dependencies] import("dependencies.wal")
+[dependencies] import("dependencies.drake")
 ```
 
 #### Array of Tables
@@ -541,8 +541,7 @@ key = "foo"
   carriage returns or comments.
 - "Parenthesis" means left and right of round brackets (`()`), curly brackets
   (`{}`), or square brackets (`[]`).
-- "Render" means processing and converting the walnut file to other data
-  notations.
+- "Render" means processing and converting the file to other data notations.
 
 ## ABNF Grammar
 *Comming soon...*